Home / 164,945.18-247,226.52-76,011.86

Finding the Fourth Proportional to 164,945.18, 247,226.52 and 76,011.86

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Solution

The fourth proportional to 164,945.18, 247,226.52 and 76,011.86 is: 113,929.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,945.18 : 247,226.52 = 76,011.86 : x
  2. Step 2: Convert to fraction form
    164,945.18/247,226.52 = 76,011.86/x
  3. Step 3: Cross multiply
    164,945.18x = 247,226.52 × 76,011.86
  4. Step 4: Simplify right side
    164,945.18x = 18,792,147,626.53
  5. Step 5: Solve for x
    x = 18,792,147,626.53/164,945.18
  6. Step 6: Final answer
    x = 113,929.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.